Exercise 24 gave a random sample of 20 ACT scores from students taking college freshman calculus. Calculate
Question:
Exercise 24 gave a random sample of 20 ACT scores from students taking college freshman calculus. Calculate a 99% CI for the standard deviation of the population distribution. Is this interval valid whatever the nature of the distribution? Explain.
Data From Exercise 24
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Step by Step Answer:
To calculate a confidence interval CI for the standard deviation of a population distribution you can use the chisquare distribution For a 99 confiden...View the full answer
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Related Book For 
Modern Mathematical Statistics With Applications
ISBN: 9783030551551
3rd Edition
Authors: Jay L. Devore, Kenneth N. Berk, Matthew A. Carlton
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